Conical Centrifuge Tubes 50ml – Pack of 25, Blue Screw Cap, High-Clarity Graduated Polypropylene Lab Tubes with Writing Spot

Maximize your lab efficiency with this 25-pack of Conical Centrifuge Tubes 50ml . These heavy-duty tubes are engineered for high-volume sample processing, centrifugation, and secure long-term storage. Made from premium, high-clarity polypropylene, they provide excellent visibility and chemical resistance.

Each tube is equipped with a leak-proof blue screw cap featuring a deep-seal design to prevent evaporation. The bold, molded-in or printed graduations ensure precise volume measurements, while the large frosted write-on spot allows for clear sample labeling. These are the industry standard for everything from cell culture and molecular biology to industrial fluid testing.

Features

• High-Capacity Design: Standard 50ml volume suitable for large-scale sample preparation.

• Leak-Proof Performance: Ribbed blue screw caps provide an airtight seal for safe vortexing and transport.

• Easy Identification: Large white frosted writing area for smudge-free labeling.

• Precision Graduations: Clear, high-contrast markings for easy volume estimation.

• Universal Fit: Standard conical bottom fits all 50ml rotor adapters and laboratory racks.

Specifications

Directions for Use

1. Labeling: Write your sample details on the frosted spot using a permanent lab marker before filling.

2. Filling: Add sample liquid up to the 50ml graduation mark.

3. Sealing: Twist the blue cap clockwise until firmly seated to ensure a leak-proof seal.

4. Centrifugation: Load into a compatible 50ml conical rotor; always ensure the rotor is balanced with an identical tube of equal weight opposite it.

5. Storage: These tubes are suitable for refrigeration and standard laboratory storage.